✅ Practical aspects of using #ProjectLoom’s Virtual Threads with Helidon Níma ✅ What Project Loom brings to service development You'll get this and more in this #OracleDevLive Level Up session. social.ora.cl/6013OTf9D

Java

@java

Jun 14

❓ QUIZ TIME ❓ Given the class below, what's the result? A. Nothing is printed. B. Only tasks 1 & 2 execute in arbitrary order. C. Only tasks 1 through 9 execute in arbitrary order. D. All tasks execute in arbitrary order. Answer: social.ora.cl/6013OmAtD

Introducing a new distribution — Oracle

@GraalVM

! Use all the greatest GraalVM features, both for development and in production, for free!🚀 Learn more:

medium.com

A New GraalVM Release and New Free License!

Introducing a new distribution and new features in GraalVM for JDK 17 and 20

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Apache Tomcat 10.1.10 supports virtual threads! 👏👏 lists.apache.org/thread/20lp6fc

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#Java21 will be bonkers! So. Many. Features! Finalized, improved, brand-new - a ton of each. I'll tweet them out one by one throughout the day with links to JEPs and videos. 🧵 If you can't wait that long, watch today's Inside Java Newscast:

youtube.com

All That is in Java 21?!

- Inside Java Newscast #50

Java 21 is almost too good to be true: It finalizes virtual threads, sequenced collections, generational ZGC, and the pattern matching basics; evolves the st...

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Java Retweeted

Billy Korando

@BillyKorando

Jun 12

Hey #Java Developers, ☕️ It's your Monday #SipOfJava! If you are working with classes in the Collections framework, give the Collections Utility Class a look, it provides API for working with Collections! Article: inside.java/sip/080 Happy coding!

youtube.com

Collections Utility Class - Sip of Java

The Collections Utility class was added in JDK 1.2 and was most recently updated in JDK 8. The Collections Utility class provides an API for working with cla...

Java

@java

Jun 12

Explore what's new in JavaFX 20 and beyond in this #OracleDevLive Level Up session highlighting the improvements to JavaFX over the past few releases. social.ora.cl/6019OTfnL

Java

@java

Jun 8

What. Is. Going. On?!?! 😮 When it comes to #Java21—a lot. It finalizes virtual threads, evolves the structured concurrency, and more. This edition of the Inside Java Newscast with

@nipafx

covers everything. social.ora.cl/6018OxCLe

#Java developers. The final list of #Java21 features is complete. Along with thousands of improvements, Java 21 has 16 #JEPs including Generational ZGC, Record Patterns, Pattern Matching for switch, Virtual Threads, and more: ➡️ openjdk.org/projects/jdk/2 #OpenJDK #JDK #JDK21

Java 21 Schedule

2023/06/08 Rampdown Phase One (fork from main line)
2023/07/20 Rampdown Phase Two
2023/08/10 Initial Release Candidate
2023/08/24 Final Release Candidate
2023/09/19 General Availability

Java 21 Features

404: Generational Shenandoah (Experimental)
430: String Templates (Preview)
431: Sequenced Collections
439: Generational ZGC
440: Record Patterns
441: Pattern Matching for switch
442: Foreign Function & Memory API (Third Preview)
443: Unnamed Patterns and Variables (Preview)
444: Virtual Threads
445: Unnamed Classes and Instance Main Methods (Preview)
446: Scoped Values (Preview)
448: Vector API (Sixth Incubator)
449: Deprecate the Windows 32-bit x86 Port for Removal
451: Prepare to Disallow the Dynamic Loading of Agents
452: Key Encapsulation Mechanism API
453: Structured Concurrency (Preview)

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Java

@java

Jun 7

It's garbage day. 🗑️ This #OracleDevLive Level Up session reviews the design goals behind the Z Garbage Collector and provide a look into the impact of the upcoming support for multiple generations. social.ora.cl/6010OTfrK

🚨 Attention #developers—Free through August 31, you can get certified on #OCI and learn in-demand skills including #multicloud, #database, #AI, #ML, and more. Start now to join the Race to Certification to earn badges and prizes. social.ora.cl/6013Osv4H

“The Java release cadence has changed, and it did not change yesterday, but a long time ago, so users should live with it.” lists.apache.org/thread/3rx7zlk

Happy Monday, #Java Developers! If you're not already subscribed, sign up for the #InsideJava Newsletter. Thx to Editor-in-Chief,

@jimgris

for continuing to grow readership! go.oracle.com/LP=136406

Java

@java

Jun 5

Performance tuning starts with analysis, and JDK tools can help you gain insights on classes and threads. After this talk with

@ammbra1508

, you'll be ready to understand what your application spends time on and why.

inside.java

A Glance At The Java Performance Toolbox

Performance tuning starts with analysis, and JDK tools can help you gain insights on classes and threads and can perform live GC analysis or heap dump postprocessing: jcmd, jconsole, jstat, jmap and...

169

Hey #Java Developers, ☕️ It’s your Monday #SipOfJava! JDK Mission Control was recently released 8.3 (ok not recently, it was in November!), let’s take a look at the key changes include in this release! Article: inside.java/sip/079 Happy coding!

youtube.com

JDK Mission Control 8.3 - Sip of Java

JDK Mission Control, JMC, is a control panel for managing, monitoring, and troubleshooting JVM applications. In November 2022, a new minor version of JMC was...

Java

@java

Jun 1

In this #OracleDevLive Level Up replay, Frances Ho and Brad Wetmore discuss recent improvements to #Java’s security and cryptographic APIs and libraries. social.ora.cl/6016OM9VM

#Java21 is gonna be big! One recent addition: // in Hello.java void main() { System.out.println("Ha!"); } # run with java Hello.java That's all it takes. 😮 More on that and the rest of the on-ramp in today's Newscast:

youtube.com

Script Java Easily in 21 and Beyond - Inside Java Newscast #49

To give Java and programming beginners a better learning path, JEP 445 proposes to allow stand-alone main methods that are non-public, non-static, and don't ...

124

572

Hey #Java Developers, ☕️ Little late, but here's your #SipOfJava! Needing to validate arguments, compare objects (with null safety!), or convert to other types? Check out the Objects utility class! 🧰 Article: inside.java/sip/078/

youtube.com

The Objects Utility Class

The Objects utility class, introduced with JDK 1.7, provides a rich API for performing many common operations on objects. Over the JDK releases, the Objects ...

Java

@java

May 30

Are you looking for hundreds of tutorials, news, and videos from the #Java experts? 👀 Look no further: social.ora.cl/6015Olesl

169

#Java devs: Today is the

@jetbrains

webinar focused on #ProjectLoom (#VirtualThreads). Join

(

DevRel at

) and host

. ⬇️⬇️⬇️⬇️

Quote Tweet

JetBrains IntelliJ IDEA

@intellijidea

May 22

Do you want to know how to work with virtual threads? Register for our next #IntelliJIDEALiveStream “Virtual Threads and Structured Concurrency in Java 21 With Loom”, hosted by @JosePaumard and @eMalaGupta. Date: May 25, 4:00 pm – 5:00 pm UTC info.jetbrains.com/idea-webinar-m

Java

@java

May 25

Don't miss your exit! ⚠️ The latest Inside #Java Newscast with

@nipafx

is here, covering JEP 445, the JEP draft for Launch Multi-File Source-Code Programs, and more. social.ora.cl/6018OWDqu

Java

@java

May 24

Want a thorough overview of the JDK Enhancement Proposals in #Java20? Then watch this #OracleDevLive Level Up replay with

@aureliog

as he gives you a lay of the #Java land. social.ora.cl/6016OM93j

Hey #Java Developers, ☕️ Here’s your.. Tuesday #SipOfJava! JavaDoc saw a number of updates with JDK 20. Let’s take a look at some of the key changes to Java documentation framework. Article: inside.java/sip/77/

youtube.com

Javadoc Improvements

JDK 20 brought several changes to Javadoc. Let's take a look at how these changes can make linking easier and help you learn about preview features.➱ https:...

☕️☕️🎂🎂🥳🥳🎂🎂☕️☕️ Happy Birthday, #Java! 28 amazing years! What's your favorite Java memory or photo? Post now and use the #28YearsOfJava hashtag! Stay connected: dev.java ☕️☕️🎂🎂🥳🥳🎂🎂☕️☕️

Duke the Java mascot wearing a birthday hat and holding a cake with two numbered candles forming the number 28.

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448

Java

@java

May 22

With virtual threads from #ProjectLoom arriving in #Java21 on Sept. 19, learn more on how virtual threads can deliver significant performance benefits for WebLogic Server applications. social.ora.cl/6011OwHlb

143

28 hours done! 🥳 This was amazing, thank you all so very much!!

@ammbra1508

and

@Sharat_Chander

for excellent co-hosting; our lovely and exceptional guest for being just that; this unbelievable community for joining us (7k views!); and of course

@Java

for being... Java! 🧡🩵

Reflection is powerful—and often misunderstood.

@Oraclejavamag

reflects (pun intended) on how reflection is implemented in the HotSpot JVM and the changes made to reflection in recent versions of the Java platform. social.ora.cl/6010OwJwe

198

In a few days, #Java turns 28 and to celebrate we got something special for you: 28 HOURS OF JAVA - an early birthday party with guests, games, presentations, and code. Join

@ammbra1508

@Sharat_Chander

, and me from Saturday 04:00 to Sunday 08:00 (UTC). youtube.com/watch?v=CYn2Vq

235

Join

for this #OracleDevLive Level Up session as he gives an overview of many of the #Java language enhancements that have appeared in recent Java versions, including #Java20. social.ora.cl/6011OM9yD

w00t! #OpenJDK has reached 40K followers. If you're a #Java developer, please follow

@OpenJDK

to keep up on key technical updates.

Java

@java

May 16

In this episode of Stack Walker,

@BillyKorando

looks at JDK Flight Recorder’s history and reviews its architecture to see how it is able to achieve remarkable performance goals. social.ora.cl/6015OgtrT

Java

@java

May 15

Start your week with the soothing sound of the Inside Java Podcast. 🎧 In this chat from #JavaOne,

@delabassee

sat down with Kevin Rushforth to discuss JavaFX, OpenJFX, and the new JavaFX builds that Oracle is now producing. social.ora.cl/6012Oeuxu

Java

@java

May 11

The latest Inside Java Newscast is in!

@nipafx

looks at how JEP 450 proposes to merge a compressed class word into the mark word to reduce object header size on 64-bit systems, saving 10-20% of heap space. social.ora.cl/6011OeBFf

Java

@java

May 10

The Java SE Subscription Enterprise Performance Pack is now available for download under the Java SE OTN License—making it easy to develop, test, prototype, and demonstrate your applications for free. Learn more: social.ora.cl/6013OXyID

Java

@java

May 8

Learn about diagnosing and resolving native memory problems in #Java applications with the help of

@poonam_bajaj

. #OracleDevLive social.ora.cl/6011OM9BR

#Java developers, Java 21 will GA on Sept 19th. And it's filled with some amazing enhancements! Virtual Threads, Sequenced Collections, etc! And many more proposed to target! Visit

@OpenJDK

to learn more: openjdk.org/projects/jdk/2 #JDK #OpenJDK #Java21 #JDK21

Schedule

2023/06/08 Rampdown Phase One (fork from main line)
2023/07/20 Rampdown Phase Two
2023/08/10 Initial Release Candidate
2023/08/24 Final Release Candidate
2023/09/19 General Availability

Features

JEPs proposed to target JDK 21 review ends
404: Generational Shenandoah (Experimental) 2023/05/12
439: Generational ZGC 2023/05/10
440: Record Patterns 2023/05/11
441: Pattern Matching for switch 2023/05/11
445: Unnamed Classes and Instance Main Methods (Preview) 2023/05/12
448: Vector API (Sixth Incubator) 2023/05/09

JEPs targeted to JDK 21, so far
430: String Templates (Preview)
431: Sequenced Collections
442: Foreign Function & Memory API (Third Preview)
444: Virtual Threads

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303

Happy #NationalSpaceDay! 🌌🚀👽 Did you know that #Java helped

@NASAJPL

scientists pilot the Spirit rover on Mars in 2004? Read more: cnet.com/tech/tech-indu

Duke, the Java mascot, sitting on top of the Spirit Mars rover that was powered by Java in 2004.

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Java

@java

May 4

Hello there! From those who don't like sand to half-witted scruffy-looking nerf herders... #MayThe4thBeWithYou all.

125

Take flight with

as he walks through JDK Flight Recorder and demonstrates some of its powerful capabilities in this #OracleDevLive Level Up session replay. social.ora.cl/6010OMgLI